Date published: 2025-11-21

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LIGHT Antibody (4E3): sc-293480

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Datasheets
  • LIGHT Antibody (4E3) is a mouse monoclonal IgG2a κ LIGHT antibody, cited in 1 publications, provided at 50 µg/0.5 ml
  • raised against amino acids 61-170 representing partial length LIGHT of human origin
  • recommended for detection of LIGHT of human origin by WB, IP, IF, IHC(P) and ELISA
  • At present, we have not yet completed the identification of the preferred secondary detection reagent(s) for LIGHT Antibody (4E3). This work is in progress.

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LIGHT Antibody (4E3) is a mouse monoclonal IgG2a kappa light chain antibody that detects the LIGHT protein of human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), and enzyme-linked immunosorbent assay (ELISA). Anti-LIGHT antibody (4E3) is available as the non-conjugated format. LIGHT protein, also known as lymphotoxin-like inducible protein, plays a crucial role in immune regulation and is produced by activated T cells. LIGHT protein is a type II transmembrane protein that interacts with herpes virus entry mediator (HVEM), a member of the tumor necrosis factor (TNF) receptor superfamily. This interaction facilitates herpes simplex virus entry into T lymphocytes while influencing various immune responses. LIGHT protein competes with viral glycoprotein D for binding to HVEM, thereby modulating immune response to viral infections. LIGHT protein is closely related to lymphotoxin β and can bind to LTβ receptor, which is important for lymphoid organ development and function. LIGHT gene is located on human chromosome 19p13.3, highlighting relevance in both immune function and potential therapeutic applications in cancer and autoimmune diseases.

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

Alexa Fluor® is a trademark of Molecular Probes Inc., OR., USA

LI-COR® and Odyssey® are registered trademarks of LI-COR Biosciences

LIGHT Antibody (4E3) References:

  1. Genomic characterization of LIGHT reveals linkage to an immune response locus on chromosome 19p13.3 and distinct isoforms generated by alternate splicing or proteolysis.  |  Granger, SW., et al. 2001. J Immunol. 167: 5122-8. PMID: 11673523
  2. LIGHT is constitutively expressed on T and NK cells in the human gut and can be induced by CD2-mediated signaling.  |  Cohavy, O., et al. 2005. J Immunol. 174: 646-53. PMID: 15634882
  3. LIGHT induces cell proliferation and inflammatory responses of rheumatoid arthritis synovial fibroblasts via lymphotoxin beta receptor.  |  Ishida, S., et al. 2008. J Rheumatol. 35: 960-8. PMID: 18412315
  4. LIGHT (TNFSF14) inhibits adipose differentiation without affecting adipocyte metabolism.  |  Tiller, G., et al. 2011. Int J Obes (Lond). 35: 208-16. PMID: 20548299
  5. LIGHT/TNFSF14 signaling attenuates beige fat biogenesis.  |  Kou, Y., et al. 2019. FASEB J. 33: 1595-1604. PMID: 30148680
  6. LIGHT (TNFSF14) inhibits glucose uptake of adipocytes by downregulating GLUT4 expression via AKT signaling pathway.  |  Kou, YB., et al. 2021. Biochem Biophys Res Commun. 583: 106-113. PMID: 34735871
  7. Randomized, double-blind, controlled trial of human anti-LIGHT monoclonal antibody in COVID-19 acute respiratory distress syndrome.  |  Perlin, DS., et al. 2022. J Clin Invest. 132: PMID: 34871182
  8. Herpes simplex virus-1 entry into cells mediated by a novel member of the TNF/NGF receptor family.  |  Montgomery, RI., et al. 1996. Cell. 87: 427-36. PMID: 8898196
  9. Herpesvirus entry mediator, a member of the tumor necrosis factor receptor (TNFR) family, interacts with members of the TNFR-associated factor family and activates the transcription factors NF-kappaB and AP-1.  |  Marsters, SA., et al. 1997. J Biol Chem. 272: 14029-32. PMID: 9162022
  10. Glycoprotein D of herpes simplex virus (HSV) binds directly to HVEM, a member of the tumor necrosis factor receptor superfamily and a mediator of HSV entry.  |  Whitbeck, JC., et al. 1997. J Virol. 71: 6083-93. PMID: 9223502
  11. LIGHT, a new member of the TNF superfamily, and lymphotoxin alpha are ligands for herpesvirus entry mediator.  |  Mauri, DN., et al. 1998. Immunity. 8: 21-30. PMID: 9462508
  12. LIGHT, a novel ligand for lymphotoxin beta receptor and TR2/HVEM induces apoptosis and suppresses in vivo tumor formation via gene transfer.  |  Zhai, Y., et al. 1998. J Clin Invest. 102: 1142-51. PMID: 9739048

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

LIGHT Antibody (4E3)

sc-293480
50 µg/0.5 ml
$316.00

Can sc-293480: LIGHT (4E3) monoclonal antibody be used to stain formalin-fixed, paraffin-embedded (FFPE) tissue sections?

Asked by: Germaine
Thank you for your question. Yes, sc-293480: LIGHT (4E3) is recommended for use in IHC with paraffin-embedded sections. We recommend performing antigen retrieval with sodium citrate buffer (pH 6) and heat. The full protocol can be found here: https://www.scbt.com/scbt/resources/protocols/immunoperoxidase-staining
Answered by: Technical Support
Date published: 2017-03-24
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Rated 5 out of 5 by from Good for IHCAntibody works for Immunohistochemistry cell staining with human large neoplastic cells in published research. -SCBT QC
Date published: 2023-09-14
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LIGHT Antibody (4E3) is rated 5.0 out of 5 by 1.
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